{{define "index/index.html"}}
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<span>这里是index</span>
{{.map_data.name}}
{{.map_data.age}}
<br>
{{.map_data2.Id}}
{{.map_data2.Num}}


</body>
</html>
{{end}}